Add CommonLinkage to lto (treated same as weak AFAICT)
and llvm-nm (prints as C).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51209 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/llvm-nm/llvm-nm.cpp b/tools/llvm-nm/llvm-nm.cpp
index 63fa75d..008c2e0 100644
--- a/tools/llvm-nm/llvm-nm.cpp
+++ b/tools/llvm-nm/llvm-nm.cpp
@@ -70,6 +70,7 @@
static char TypeCharForSymbol(GlobalValue &GV) {
if (GV.isDeclaration()) return 'U';
if (GV.hasLinkOnceLinkage()) return 'C';
+ if (GV.hasCommonLinkage()) return 'C';
if (GV.hasWeakLinkage()) return 'W';
if (isa<Function>(GV) && GV.hasInternalLinkage()) return 't';
if (isa<Function>(GV)) return 'T';
diff --git a/tools/lto/lto.cpp b/tools/lto/lto.cpp
index d2cb3b8..0a962fc 100644
--- a/tools/lto/lto.cpp
+++ b/tools/lto/lto.cpp
@@ -65,7 +65,7 @@
gv->setLinkage(GlobalValue::InternalLinkage);
}
-// Map LLVM LinkageType to LTO LinakgeType
+// Map LLVM LinkageType to LTO LinkageType
static LTOLinkageTypes
getLTOLinkageType(GlobalValue *v)
{
@@ -76,6 +76,8 @@
lt = LTOLinkOnceLinkage;
else if (v->hasWeakLinkage())
lt = LTOWeakLinkage;
+ else if (v->hasCommonLinkage())
+ lt = LTOCommonLinkage;
else
// Otherwise it is internal linkage for link time optimizer
lt = LTOInternalLinkage;